Yes, using the Undo function, adjustments made can be easily undone up to 72 hours after they have been made.
First, navigate to Automation & Rules and scroll down until you see the rules log. On the right side you will find the UNDO symbols, which you can use to reset every structural and bid adjustment of the day.
How can I undo individual adjustments?
When you click on "Details", it is also possible to undo single adjustments. Again you can do this by using the UNDO button on the right side. This is possible for both bid adjustments and structure adjustments.